People who have had a near-death experience (NDE) or have been taken to Heaven, explain it as vivid beyond description. This is one part or one aspect of Heaven. To fully understand experiencing Heaven in this way we must look to the Word of God.
The Old Testament is written in Hebrew and the New Testament was originally written in Greek. If we look to the language of God’s people, the Hebrew word most often used for Heaven is shamayim. It refers to the “unseen” or “invisible” realm and is both singular and plural. Most Christians agree that Heaven is a “spirit realm” because Jesus declared that God is a spirit being: